五年级数学(方程)习题及答案汇编.docx
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五年级数学(方程)习题及答案汇编
(1)5.2x-1.8x+1.9=66.5
(2)123+96x=315
(3)4.2x+4.9x=72.8
(4)9x+7x=96
(5)0.7x=9.8
(6)5+0.2x=23.2
(7)9.1x-6.5x+3.8=24.6
(8)6x-5×13=55
(9)x+22=112
(10)20x+27×0.2=9.4
(11)19x-4x-39=66
(12)(13x+7)÷14=20
(13)x-1.3=5.3
(14)40÷x=10
(15)3(4x-10)=42
(16)(1.3x+9)÷4=8.1
(17)4.9+22x=11.5
(18)12x+6x+34=160
(19)171-10x=51
(20)0.4x+4×2=24.4
(21)126÷x=6
(22)6x-2x-10=46
(23)2x=14.2
(24)82x-45x-4.3=21.6
(25)x÷7=15
(26)7.1x-5.1x-2=14
(27)x+99=140
(28)178-9x=124
(29)2x-3.7=10.1
(30)17(0.3x+2.2)=47.6
(31)12x+56=128
(32)95+6x=137
(33)0.7x+2.9=4.3
(34)12.5-1x=5.5
(35)9.4+25x=26.9
(36)5.6x+3.1=14.3
(37)9x+17x-20=266
(38)(7.9x-0.4)÷3=18.3
(39)15x=12
(40)194+4x=330
(41)8.5x-7.1x=7
(42)14x+6x-34=46
(43)4x-2x+22=36
(44)14(2.8x-5.8)=36.4
(45)1x+2=6
(46)23x=161
(47)148-11x=82
(48)8x+23×0.3=18.1
(49)(2x+48)÷34=3
(50)x-56=35
(51)x÷6=2
(52)3x+8×23=286
(53)12x+48=180
(54)x-4.6=3.7
(55)0.7x÷2=2.8
(56)x+60=157
(57)8.3-x=3.8
(58)4x-2x-38=50
(59)2.5-x=1.5
(60)x÷8=0.4
(61)67x-38=96
(62)8.2+x=9.5
(63)(4.2x+0.6)÷6=3.6
(64)0.2x÷4=2.3
(65)0.5x-2.5=10
(66)4.3x+6.7x=154
(67)0.4x-2.3=12.1
(68)29x+3.3=20.7
(69)x÷5=16
(70)0.3x÷6=0.4
(71)14.5+2.2x=32.1
(72)84x-81x+1.7=3.5
(73)3(x+36)=153
(74)27x+45×0.3=24.3
(75)x-4.5=2.3
(76)3x+19x=198
(77)2.7x+7.4x+0.6=71.3
(78)5x+2x=63
(79)3.3+2.1x=20.1
(80)34+7x=174
(81)x-59=14
(82)4(5x+11)=124
(83)16x+5.9=25.1
(84)9x÷6=3.3
(85)x÷5=1.6
(86)23x+1.6=6.2
(87)x÷2=1
(88)9x-3x+47=167
(89)25x=125
(90)16x-6x+38=158
(91)3.1x-0.8x+0.4=14.2
(92)83-x=31
(93)50x=20
(94)(3.1x-9.6)÷21=2.2
(95)27x=81
(96)89-x=70
(97)13x-9x-30=10
(98)2.5-7x=1.1
(99)2.1x+0.8x+4.6=36.5
(100)5x=19.5
(101)6x-23×0.5=2.9
(102)3.8x+0.7x+2.5=79
(103)5.1x-2.4=7.8
(104)4x-7×16=80
(105)0.2x+1.9=4.5
(106)65x-53x+3.8=20.6
(107)11x-30×0.4=1.2
(108)0.5x+7.2x+0.8=85.5
(109)2x=13.2
(110)x+9.2=12.3
(111)9x+10×0.5=6.8
(112)6x÷24=4
(113)2x+4.4x+3.3=92.9
(114)3x-16×4=83
(115)93-x=47
(116)(0.7x-1.1)÷5=0.9
(117)(9x-39)÷3=71
(118)14x+4x-14=184
(119)5.2-x=2.4
(120)96x÷8=2.4
(121)19.2-52x=8.8
(122)3x+3.6=15.6
(123)13x-8x+48=118
(124)179-2x=49
(125)3(x+11)=147
(126)6.1x+4.1x-2.5=150.5
(127)37x+47x-4.3=20.9
(128)2x+5.4=24.6
(129)0.2x÷3=2.8
(130)65x+19x-2.1=48.3
(131)x+81=90
(132)1.5x+1.6x+4.7=165.9
(133)9x+7x+15=255
(134)15x-11×10=40
(135)2x+22×0.4=15.4
(136)4x=84
(137)(4.8x+2.5)÷31=0.7
(138)30x+23x+3.5=40.6
(139)(18x+11)÷19=11
(140)3.8x+1.8x+2.2=24.6
(141)52x-33x+0.4=17.5
(142)7.1x-6.3x=10.4
(143)x+9.9=16
(144)x÷13=0.9
(145)120÷x=24
(146)8x+16x-25=95
(147)3(1.5x+6)=27
(148)3x+12×4=153
(149)x-0.9=3.6
(150)8.8-2x=3.6
(151)79x+32x+4.6=93.4
(152)0.4x-0.5×8=3.2
(153)(13x+19)÷2=146
(154)(5.3x+4.7)÷10=6.3
(155)x+6.8=16.2
(156)(6x+18)÷33=2
(157)34+x=83
(158)x-28=45
(159)x-65=16
(160)57x-39=75
(161)0.9x-0.3x+0.6=31.2
(162)7.1x+7.8x-1=28.8
(163)14x=5.6
(164)2.8+x=9.3
(165)45÷x=15
(166)1.5x+3.5=6.5
(167)2(0.4x+9.5)=25.4
(168)18x+51=231
(169)(12x+32)÷4=65
(170)30x÷45=4
(171)23x+2×89=339
(172)11x-3x=80
(173)3(x-11)=54
(174)3(3x+34)=138
(175)x-3=23
(176)73-x=35
(177)9x-2x+1.9=4
(178)3x=13.8
(179)6.1x-1.6x-3.8=9.7
(180)0.8x=20
(181)2x÷8=2.1
(182)16.4-0.2x=13.6
(183)5(4.5x-7.7)=29
(184)x÷3=26
(185)0.6x+0.9×2=3.6
(186)1.8x+0.2x+1.3=39.3
(187)(8x-21)÷9=19
(188)(8.6x-8.8)÷2=25.7
(189)14x+19x-43=89
(190)38x-1.5=6.1
(191)7.5x+1.6=16.6
(192)9x+4x=156
(193)12+x=91
(194)5(20x-31)=145
(195)66-x=48
(196)19x-11x=32
(197)17x+18x+39=249
(198)4.6x+7.8x=49.6
(199)x÷54=2
(200)18x+28×7=250
(201)50x-4.6=5.4
(202)5(2.7x+1.8)=36
(203)3.8x+6.8x=95.4
(204)3(3.3x-8.2)=24.9
(205)x+41=134
(206)9x+8x=340
(207)0.8x÷12=0.4
(208)15x+12x=351
(209)2x+68×2=156
(210)66x+64x+2.9=67.9
(211)18x÷9=1
(212)196÷x=14
(213)7x=147
(214)11+28x=27.8
(215)14(0.3x+1.4)=36.4
(216)2.6x-0.4x=77
(217)(1.1x-7.2)÷3=2
(218)2.7x=13.5
(219)144+2x=324
(220)8x-5=6.2
(221)x÷14=7
(222)9x-2x-0.5=3
(223)1.6x+1.5x-2.6=12.9
(224)2(7x+39)=162
(225)0.2x÷6=2
(226)8.4+x=14
(227)42-x=40
(228)2.8÷x=0.2
(229)0.3x+7.7x=56
(230)5.5+x=14.6
(231)0.5x-3.6=1.9
(232)193-10x=93
(233)20x+44=164
(234)5x-47×2=31
(235)144-10x=54
(236)91-x=77
(237)2(x+28)=140
(238)6(0.5x+2.7)=31.2
(239)3.8+x=7.1
(240)4x=68
(241)10.3-0.7x=4
(242)x+37=63
(243)18x+30=228
(244)19x-2x-23=28
(245)x-29=29
(246)0.6x-4.4=4.6
(247)30x-14x-2.2=7.4
(248)4.7x-0.6×8=9.3
(249)2.1x-4.2=10.5
(250)21x-4x+0.3=41.1
(251)4.3x+0.5×7=12.1
(252)16x-12x=40
(253)3x÷2=42
(254)0.8x-4.4=13.2
(255)0.4x-3.3×2=2.2
(256)8x-3x-11=79
(257)91x+86x+2.7=108.9
(258)11(2.9x-4.5)=46.2
(259)78x-64x-1.1=1.7
(260)13.5÷x=0.9
(261)2x=4.6
(262)7x-2x=30
(263)(15x-12)÷2=114
(264)7.8-x=4.1
(265)51x-29x-0.6=36.8
(266)4.6-x=1.7
(267)17.7-1.4x=14.9
(268)4x+8x+25=241
(269)(10x-34)÷24=9
(270)8x+18×1.1=31.8
(271)3.8x-0.7x-2.2=4
(272)19x-45=69
(273)61x-3.2=15.1
(274)0.4x+0.3×23=25.3
(275)51x=102
(276)2x-21=133
(277)20x÷40=0.2
(278)2.7+x=10.8
(279)x-5.1=1.3
(280)4.4÷x=0.2
(281)(5x-19)÷7=18
(282)24x-50=142
(283)12.9+32x=22.5
(284)0.5x-0.5×7=12.5
(285)6.6x-3.4x-3.6=44.4
(286)6.7x-2.7x=16
(287)18x-16x=22
(288)0.2x+3.9×2=8.8
(289)8x-2.9x-1.7=28.9
(290)79+x=164
(291)7.8+9x=17.7
(292)29x-3.1=2.7
(293)30x÷40=3
(294)x÷14=1.4
(295)5.8x-3.9x=3.8
(296)37x+16×0.7=29.7
(297)2.8x+1.9x=145.7
(298)8x÷16=9
(299)1x=6
(300)(13x-19)÷30=5
(301)11x+4x+39=264
(302)x-75=21
(303)7x-30×0.3=2.2
(304)4.5x-5.5=3.5
(305)x-32=46
(306)5.9+0.8x=20.3
(307)51÷x=17
(308)9x+5x+43=323
(309)52+3x=106
(310)16x+23x-1.6=41.3
(311)27x+50=185
(312)82x+5.9=22.3
(313)7.3+0.7x=15
(314)2.8x-1.1x=13.6
(315)x÷24=3
(316)15x-9×1.3=3.3
(317)88÷x=11
(318)11x+27×6=228
(319)3x+17×8=310
(320)(9x-35)÷25=4
(321)4.4x-1.8x+4=24.8
(322)2(0.6x+8.4)=39.6
(323)(17x-42)÷29=5
(324)8x+35×0.5=27.1
(325)0.3x=14.7
(326)6x+7x-31=73
(327)2.1+x=5.2
(328)5(8.2x-7.2)=46
(329)10x-7x+19=73
(330)18÷x=1.5
(331)3.2x-0.2×46=6.8
(332)(x+0.4)÷38=0.3
(333)35x+96x+4.4=135.4
(334)5x-35=135
(335)x-3.2=4.8
(336)18x-7x=110
(337)77x+22x+2.3=111.2
(338)9x÷45=0.3
(339)5x+4x=90
(340)x+1.7=2.6
(341)4.5x-3.7x=12
(342)2.4x÷8=0.9
(343)7.5x-6.9x=6
(344)61x-31=152
(345)3(3x-49)=60
(346)45x+40x+0.3=25.8
(347)4x÷84=2
(348)88÷x=2
(349)14x-2x-14=34
(350)2.4-x=1.2
(351)8x+14x+13=101
(352)23x=184
(353)3(3.2x-9.1)=49.5
(354)0.5x-0.4×10=10
(355)12.2-43x=3.6
(356)x+2.3=4.5
(357)2.5x=20
(358)10.4+1.5x=14.9
(359)4.9+14x=24.5
(360)x+58=68
(361)(6.6x-4.4)÷22=4.3
(362)49x-27×0.3=1.7
(363)2+x=72
(364)12x-5x=63
(365)(5.2x-6.8)÷12=0.3
(366)4.7x+3.2=12.6
(367)7x-5x+10=46
(368)9.9x-3x-3.6=58.5
(369)17-1.8x=6.2
(370)38x-5×2.6=6
(371)81+2x=203
(372)19.8-2x=6.8
(373)5(22x-30)=180
(374)12x-4x-27=45
(375)8x-5x+13=82
(376)4.3x=17.2
(377)(2.7x+1.8)÷6=3
(378)13x+5x=144
(379)5.3x-3.7x+2.1=29.3
(380)1.3x+5.9=20.2
(381)13(4x-15)=169
(382)7x+6×3.3=26.8
(383)28x-4×0.7=5.6
(384)99x-47x+0.9=11.3
(385)59x+85x-4.4=82
(386)31x+14x+0.3=121.8
(387)x+4.4=10.6
(388)22x-2×9=158
(389)12x+9x-47=184
(390)19.2÷x=2.4
(391)68+x=145
(392)9.6-x=6.6
(393)58+4x=170
(394)(8x+40)÷24=5
(395)7.6x+9.4x=102
(396)0.7x-0.4×24=9.3
(397)7x-3x=76
(398)2x+1.3=15.9
(399)5(x-5)=110
(400)14x-6×0.4=15.8
(401)12÷x=0.5
(402)30x÷15=1
(403)2(2x-35)=22
(404)6.6-x=3.4
(405)97x-44x-4.3=48.7
(406)1.2x+0.8x=126
(407)88x+17x-4.8=100.2
(408)11x-15=62
(409)2x=42
(410)2(6x-5.3)=49.4
(411)41x-36x-0.6=2.9
(412)8.7x-3.7x-3.9=31.1
(413)11.4÷x=3.8
(414)9.7x+5.4x-4.9=85.7
(415)x÷39=0.2
(416)17-17x=5.1
(417)0.5x+0.9×4=23.6
(418)25x=20
(419)18+7x=32
(420)9(3x-41)=171
(421)x+5.9=13.4
(422)(5.5x-6.8)÷4=14.8
(423)29x-9x-1=67
(424)82+x=179
(425)5.5-0.2x=3.3
(426)3x-10×9=69
(427)5+x=6.9
(428)7(1.7x-6.2)=28
(429)7+3.5x=21
(430)69+x=81
(431)1.9x+2.2x-2.8=140.7
(432)17.3-1.8x=10.1
(433)3.5+2x=18.9
(434)15x-11x=36
(435)3.7x-1.8x-3.2=27.2
(436)14.7÷x=0.7
(437)84-3x=72
(438)8(0.9x-3.3)=24
(439)71x+37x-3.8=82.6
(440)35x+73x-1.5=20.1
(441)6x-47=121
(442)(9x+45)÷9=12
(443)89x-35x-4.7=38.5
(444)8(3x+9)=120
(445)75x+71x+1.6=191.4
(446)94x-49x+1.8=46.8
(447)5x+10x+12=132
(448)98+51x=251
(449)7.8x+7.5x-0.3=137.4
(450)110÷x=5
(451)1.9x+0.9×14=31.6
(452)1.1x+3.1x-4.4=121.6
(453)81-x=24
(454)(3.6x+8.9)÷5=6.1
(455)5x+51=186
(456)(8x+23)÷43=5
(457)x-7.4=1.9
(458)(2.5x-2.1)÷22=0.7
(459)x÷4=2.3
(460)3.5+64x=22.7
(461)4.5x÷3=3
(462)0.9x=1.8
(463)91+x=133
(464)(5x-8)÷32=1
(465)17-3.9x=5.3
(466)3.7x+5.5x-1.3=164.3
(467)39-x=27
(468)10x+11x-40=107
(469)2(0.4x+9.3)=33
(470)4x-35×4=24
(471)5+x=70
(47